How do computers read zeroes and ones?

The datatype returned by the JOptionPane. showInputDialog method is String. int. double. specified by the user in the method call.

When a user highlights text or an object and holds the mouse cursor over it, the toolbar will appear to provide formatting options.?

Why do you need to include function prototypes in a program that contains user-defined functions?

A student made a table in Excel and enters data in an adjacent cell. What is an advantage of making the table in an Excel worksheet? A. Excel automatically adds the data from the adjacent cell to the table. B.

How to learn how to use computers

Take some time to do some research about small businesses in your area. Select one and using HTML design a simple site that educates people on what it has to offer. You will not be able to create a shopping cart or include detailed information.

Create a program that asks the user to enter grade scores. Use a loop to request each score and add it to a total. Continue accepting scores until the user enters a negative value. Finally, calculate and display the average for the entered scores.

Green computing involves reducing electricity consumed and environmental waste generated when using a computer. which of the following is a valid strategy for supporting green computing?

What is the difference between operating systems and application software?

Jenny's needs to buy a computer to create word documents, make presentations, listen to music, and watch movies and videos. Which operating system would be appropriate for Jenny's personal computer?